Snow ski



FIG. 1 is a perspective view of a snow ski showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof, the left side beingsubstantially a mirror image;

FIG. 5 is a top plan view; and

FIG. 6 is a bottom plan view.

The ornamental design for a snow ski, as shown and described.